<?php
/**
 * Copyright (c) Enalean, 2017. All Rights Reserved.
 *
 * This file is a part of Tuleap.
 *
 * Tuleap is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Tuleap is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Tuleap. If not, see <http://www.gnu.org/licenses/>.
 */

namespace Tuleap\Git\Gitolite\SSHKey;

class InvalidKeysCollector
{
    /**
     * @var Key[]
     */
    private $collector = array();

    public function add(Key $key)
    {
        $this->collector[] = $key;
    }

    /**
     * @return bool
     */
    public function hasInvalidKeys()
    {
        return ! empty($this->collector);
    }

    /**
     * @return Key[]
     */
    public function getInvalidKeys()
    {
        return $this->collector;
    }

    /**
     * @return string
     */
    public function textualizeKeysNotValid()
    {
        $message = '';
        foreach ($this->collector as $key) {
            $message .= 'The key ' . $key->getKey() . ' of the user ' . $key->getUsername() . " is not valid\n";
        }
        return $message;
    }
}
